<?xml version="1.0" encoding="UTF-8" standalone="no"?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
  <head>
    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
    <title>Random (Noise) Generators</title>
    <link rel="stylesheet" type="text/css" href="csound.css" />
    <meta name="generator" content="DocBook XSL Stylesheets V1.78.1" />
    <link rel="home" href="index.html" title="The Canonical Csound Reference Manual" />
    <link rel="up" href="SiggenTop.html" title="Signal Generators" />
    <link rel="prev" href="SiggenPhasors.html" title="Phasors" />
    <link rel="next" href="SiggenSample.html" title="Sample Playback" />
  </head>
  <body>
    <div class="navheader">
      <table width="100%" summary="Navigation header">
        <tr>
          <th colspan="3" align="center">Random (Noise) Generators</th>
        </tr>
        <tr>
          <td width="20%" align="left"><a accesskey="p" href="SiggenPhasors.html">Prev</a> </td>
          <th width="60%" align="center">Signal Generators</th>
          <td width="20%" align="right"> <a accesskey="n" href="SiggenSample.html">Next</a></td>
        </tr>
      </table>
      <hr />
    </div>
    <div class="section">
      <div class="titlepage">
        <div>
          <div>
            <h2 class="title" style="clear: both"><a id="SiggenNoise"></a>Random (Noise) Generators</h2>
          </div>
        </div>
      </div>
      <p>
    Opcodes that generate random numbers are:
    </p>
      <div class="itemizedlist">
        <ul class="itemizedlist" style="list-style-type: disc; ">
          <li class="listitem">
            <p>
              <a class="link" href="betarand.html" title="betarand">
                <em class="citetitle">betarnd</em>
              </a>
            </p>
          </li>
          <li class="listitem">
            <p>
              <a class="link" href="bexprnd.html" title="bexprnd">
                <em class="citetitle">bexprnd</em>
              </a>
            </p>
          </li>
          <li class="listitem">
            <p>
              <a class="link" href="cauchy.html" title="cauchy">
                <em class="citetitle">cauchy</em>
              </a>
            </p>
          </li>
          <li class="listitem">
            <p>
              <a class="link" href="cuserrnd.html" title="cuserrnd">
                <em class="citetitle">cuserrnd</em>
              </a>
            </p>
          </li>
          <li class="listitem">
            <p>
              <a class="link" href="duserrnd.html" title="duserrnd">
                <em class="citetitle">duserrnd</em>
              </a>
            </p>
          </li>
          <li class="listitem">
            <p>
              <a class="link" href="dust.html" title="dust">
                <em class="citetitle">dust</em>
              </a>
            </p>
          </li>
          <li class="listitem">
            <p>
              <a class="link" href="dust2.html" title="dust2">
                <em class="citetitle">dust2</em>
              </a>
            </p>
          </li>
          <li class="listitem">
            <p>
              <a class="link" href="exprand.html" title="exprand">
                <em class="citetitle">exprand</em>
              </a>
            </p>
          </li>
          <li class="listitem">
            <p>
              <a class="link" href="fractalnoise.html" title="fractalnoise">
                <em class="citetitle">fractalnoise</em>
              </a>
            </p>
          </li>
          <li class="listitem">
            <p>
              <a class="link" href="gauss.html" title="gauss">
                <em class="citetitle">gauss</em>
              </a>
            </p>
          </li>
          <li class="listitem">
            <p>
              <a class="link" href="gausstrig.html" title="gausstrig">
                <em class="citetitle">gausstrig</em>
              </a>
            </p>
          </li>
          <li class="listitem">
            <p>
              <a class="link" href="linrand.html" title="linrand">
                <em class="citetitle">linrand</em>
              </a>
            </p>
          </li>
          <li class="listitem">
            <p>
              <a class="link" href="noise.html" title="noise">
                <em class="citetitle">noise</em>
              </a>
            </p>
          </li>
          <li class="listitem">
            <p>
              <a class="link" href="pcauchy.html" title="pcauchy">
                <em class="citetitle">pcauchy</em>
              </a>
            </p>
          </li>
          <li class="listitem">
            <p>
              <a class="link" href="pinkish.html" title="pinkish">
                <em class="citetitle">pinkish</em>
              </a>
            </p>
          </li>
          <li class="listitem">
            <p>
              <a class="link" href="pinker.html" title="pinker">
                <em class="citetitle">pinker</em>
              </a>
            </p>
          </li>
          <li class="listitem">
            <p>
              <a class="link" href="poisson.html" title="poisson">
                <em class="citetitle">poisson</em>
              </a>
            </p>
          </li>
          <li class="listitem">
            <p>
              <a class="link" href="rand.html" title="rand">
                <em class="citetitle">rand</em>
              </a>
            </p>
          </li>
          <li class="listitem">
            <p>
              <a class="link" href="randh.html" title="randh">
                <em class="citetitle">randh</em>
              </a>
            </p>
          </li>
          <li class="listitem">
            <p>
              <a class="link" href="randi.html" title="randi">
                <em class="citetitle">randi</em>
              </a>
            </p>
          </li>
          <li class="listitem">
            <p>
              <a class="link" href="rnd31.html" title="rnd31">
                <em class="citetitle">rnd31</em>
              </a>
            </p>
          </li>
          <li class="listitem">
            <p>
              <a class="link" href="random.html" title="random">
                <em class="citetitle">random</em>
              </a>
            </p>
          </li>
          <li class="listitem">
            <p>
              <a class="link" href="randomh.html" title="randomh">
                <em class="citetitle">randomh</em>
              </a>
            </p>
          </li>
          <li class="listitem">
            <p>
              <a class="link" href="randomi.html" title="randomi">
                <em class="citetitle">randomi</em>
              </a>
            </p>
          </li>
          <li class="listitem">
            <p>
              <a class="link" href="trirand.html" title="trirand">
                <em class="citetitle">trirand</em>
              </a>
            </p>
          </li>
          <li class="listitem">
            <p>
              <a class="link" href="unirand.html" title="unirand">
                <em class="citetitle">unirand</em>
              </a>
            </p>
          </li>
          <li class="listitem">
            <p>
              <a class="link" href="urd.html" title="urd">
                <em class="citetitle">urd</em>
              </a>
            </p>
          </li>
          <li class="listitem">
            <p>
              <a class="link" href="weibull.html" title="weibull">
                <em class="citetitle">weibull</em>
              </a>
            </p>
          </li>
          <li class="listitem">
            <p>
              <a class="link" href="jitter.html" title="jitter">
                <em class="citetitle">jitter</em>
              </a>
            </p>
          </li>
          <li class="listitem">
            <p>
              <a class="link" href="jitter2.html" title="jitter2">
                <em class="citetitle">jitter2</em>
              </a>
            </p>
          </li>
          <li class="listitem">
            <p>
              <a class="link" href="trandom.html" title="trandom">
                <em class="citetitle">trandom</em>
              </a>
            </p>
          </li>
        </ul>
      </div>
      <p>
  </p>
      <p>
	  See <a class="link" href="seed.html" title="seed"><em class="citetitle">seed</em></a> which sets the global seed value for all x-class noise generators, as well as other opcodes that use a random call, such as <a class="link" href="grain.html" title="grain"><em class="citetitle">grain</em></a>. <a class="link" href="rand.html" title="rand"><em class="citetitle">rand</em></a>, <a class="link" href="randh.html" title="randh"><em class="citetitle">randh</em></a>, <a class="link" href="randi.html" title="randi"><em class="citetitle">randi</em></a>, <a class="link" href="rnd.html" title="rnd"><em class="citetitle">rnd(x)</em></a> and <a class="link" href="birnd.html" title="birnd"><em class="citetitle">birnd(x)</em></a> are not affected by seed.
  </p>
      <p>See also functions which generate random numbers in the section <a class="link" href="MathRndfunc.html" title="Random Functions"><em class="citetitle">Random Functions</em></a>.
  </p>
    </div>
    <div class="navfooter">
      <hr />
      <table width="100%" summary="Navigation footer">
        <tr>
          <td width="40%" align="left"><a accesskey="p" href="SiggenPhasors.html">Prev</a> </td>
          <td width="20%" align="center">
            <a accesskey="u" href="SiggenTop.html">Up</a>
          </td>
          <td width="40%" align="right"> <a accesskey="n" href="SiggenSample.html">Next</a></td>
        </tr>
        <tr>
          <td width="40%" align="left" valign="top">Phasors </td>
          <td width="20%" align="center">
            <a accesskey="h" href="index.html">Home</a>
          </td>
          <td width="40%" align="right" valign="top"> Sample Playback</td>
        </tr>
      </table>
    </div>
  </body>
</html>
